The treatment environment for rheumatoid arthritis has improved significantly. As the diagnosis became accurate, it increased, and the application of the new drug developed greatly.

Recently, the number of patients has been steadily increasing every year as the diagnosis of rheumatoid arthritis has been activated in Korea. The HIRA updates disease statistics last year at the end of April every year.

Recently confirmed and found that the number of patients with rheumatoid arthritis in 2021 was about 131.68 million, an increase of more than 25% over five years compared to 104,354 in 2016.

Rheumatoid arthritis is an autoimmune disease in which the immune system attacks joint t